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Amtrak Interview Questions

A/B Testing

Algorithms

Analytics

Machine Learning

Probability

Product Metrics

Python

Statistics

Amtrak Interview Guides

<p>Suppose there exists a new airline named Jetco that flies domestically across North America. Jetco recently had a study commissioned that tested the boarding time of every airline, and it came out that Jetco had the fastest average boarding times of any airline.</p>

<p>What factors could have biased this result, and what would you look into?</p>


<p>What could potentially bias the average boarding time in favor of an airline that only flies domestically?</p>

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

Boarding Times Bias

A new airline came out as the fastest average boarding times compared to other airlines.  What factors could have biased this result and what would you look into?

<p>You are testing hundreds of hypotheses with many <em>t</em>-tests. What considerations should be made?</p>


<p>What is a key disadvantage of the F-test when compared to multiple t-tests?</p>

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

<p>In an A/B test, how can you check if assignment to the various buckets was truly random?</p>


<p>In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?</p>

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

A/B Testing & Experimentation

Amtrak Salaries by Position

<div><h2>Sr HR Data Analyst - Philadelphia</h2><p>Your success is a train ride away! As we move America's workforce toward the future, Amtrak connects businesses and communities across the country. We employ more than 20,000 diverse, energetic professionals in a variety of career fields throughout the United States. The safety of our passengers, our employees, the public and our operating environment is our priority, and the success of our railroad is due to our employees.</p><p>Are you ready to join our team? Our values of 'Do the Right Thing, Excel Together and Put Customers First' are at the heart of what matters most to us, and our Core Capabilities, 'Building Trust, Accountability, Effective Communication, Customer Focus, and Proactive Safety & Security' are what every employee needs to know and do to be most impactful at Amtrak. By living the Amtrak values, focusing on our capabilities, and actively embracing and fostering diverse ideas, backgrounds, and perspectives, together we will honor our past and make Amtrak a company of the future.</p><h3>Job Summary</h3><p>Responsible for collecting and interpreting Human resource data review of workforce analytics through the production of periodic and ad hoc workforce reports and scenario modeling via the development of various database systems/solutions. Support a variety of expertise focused on understanding current and future workforce needs as well as the development of workforce strategies to support Amtrak's strategic business plan.</p><h3>Essential Functions</h3><p>Gather, analyze, and summarize data from various sources to provide workforce metrics to business partners.</p><p>Ensure data reliability, quality, and accuracy through investigation and troubleshooting of issues.</p><p>Analyze workforce data to identify trends and patterns and provide insights.</p><p>Recommend process improvements and efficiency.</p><h3>Minimum Qualifications</h3><p>Bachelor's Degree or equivalent combination of education, training and/or relevant experience. Plus 3 years of relevant work experience.</p><p>Excellent analytical, critical thinking and communication skills.</p><h3>Preferred Qualifications</h3><p>Bachelor's Degree or equivalent combination of education, training and/or relevant experience.</p><p>Plus 5 years of relevant work experience.</p><p>Experience with Workday, SAP SuccessFactors reporting tools.</p><p>Experience with FileMaker Pro.</p><h3>Required Knowledge, Skills and Abilities</h3><p>Solid database development skills.</p><p>Proficient in MS Excel and Project.</p><p>Experience with BI tools like Power BI, Tableau.</p><p>Strong quantitative and analytical skills with the ability to apply these efficiently to solve problems.</p><p>Critical thinking skills and ability to contribute to challenging assignments in a fast-paced environment.</p><p>Good decision-making skills while maintaining calmness under tight pressure  Ability to plan well and prioritize work.</p><p>Very good verbal and written communication and comprehension skills.</p><p>Ability to maintain confidentiality.</p><p>Effective interaction skills with employees at all levels of the organization.</p></div>

<h5>Overview </h5><p>Construction/Engineering Alternative Delivery Specialist/Business Analyst -90352303 is a role at Amtrak located in NYC, Philadelphia or Washington DC. </p><h5>Summary of Duties </h5><p>The Lead Business Analyst (Alternate Delivery Specialist) works with Capital Delivery teams to identify, develop, and implement commercial strategy for capitally?funded projects. The position develops tools, frameworks, and processes used to identify industry trends that inform senior leadership decision?making, focusing on commercial terms and delivery strategy. The role assists with alternative delivery methods such as CMAR, design?build, and delivery partner, and collaborates with peers to define best practices and develop data?driven strategies to improve project delivery. The analyst also performs market research, outreach, and supports contracting strategy development with Project Management, Procurement, and Law colleagues throughout all project phases. </p><h5>Essential Functions </h5><br> <ul><li>Support the Program Development and Project Services (PDPS) team to advance capitally?funded projects with the appropriate contract vehicle. </li><li>Conduct market research, identify vendors, prepare presentations, and track market conditions. </li><li>Engage third?party stakeholders and serve as point of contact for agreement matters. </li><li>Participate in industry days and market outreach meetings with vendors, Amtrak stakeholders, and third parties to identify follow?up action items. </li><li>Identify and develop milestones and incentives or disincentives to ensure project completion on time and within budget. </li><li>Prepare consolidated reports for management on industry trends and standards from multiple sources. </li><li>Coordinate with Capital Delivery regarding project management data and delivery methods. </li><li>Review information provided by internal and external stakeholders. </li><li>Support project teams on commercial matters in all project phases, including construction claims. </li><br> </ul><h5>Minimum Qualifications </h5><ul><li>Bachelors Degree required or equivalent combination of training, education and relevant experience. </li><li>Authorized to work in the United States. </li><li>Direct work experience in contract development or contract management for construction projects. </li><li>Strong understanding and experience with alternative delivery methods before and after award. </li><li>Proven skills in developing strategies and objectives to meet capital project delivery goals. </li><li>Ability to build rapport and communicate effectively with all levels of the organization. </li><li>Ability to collect, summarize and analyze qualitative and quantitative information. </li><li>Strong command of Microsoft Office suite. </li><li>Working knowledge of project management practices. </li><br> </ul><h5>Preferred Qualifications </h5><ul><li>Bachelors degree or higher in Business Administration, Law, Engineering, Contract Management, Construction Management, or Public Administration. </li><li>6-9 years of relevant experience. </li><li>Strong working knowledge of alternative delivery methods. </li><li>Previous experience working with project teams, law and procurement to execute capital projects. </li><li>Familiarity with project scheduling, cost control systems, and contract claims. </li><li>Familiarity with and ability to apply key concepts in all areas of project management including strategic planning, impact studies, budgetary analysis, logistical planning, and organizational relationships. </li><br> </ul><h5>Work Environment </h5><ul><li>In?office 4?5 days per week, working at a desk and computer. </li><li>May require work outside of normal business hours as necessary. </li><li>Approx. 10% travel mainly on the Northeast Corridor. </li><br> </ul><br> <h5>Communications and Interpersonal Skills </h5><p>Must have excellent oral and written communication skills. </p><h5>Pay and Benefits </h5><p>The salary range is $94,300$122,256, adjusted for education, experience, certifications, and internal equity. Pay is based on factors including factor and can include a geo?pay differential. Amtrak offers a comprehensive benefit package that includes health, dental, and vision plans; health savings accounts; wellness programs; flexible spending accounts; a 401(k) retirement plan with employer match; life insurance; short and long?term disability insurance; paid time off; backup care; adoption and surrogacy assistance; education reimbursement; Public Service Loan Forgiveness; Railroad Retirement sickness and retirement benefits; and rail pass privileges. </p><h5>EEO Statement </h5><p>Amtrak is an equal?opportunity employer and all qualified applicants will receive consideration for employment without regard to race/color, religion, sex, national origin, disability, veteran status, or any other characteristic protected by law. Amtrak maintains a safe workplace free of drugs and alcohol. All Amtrak positions require a pre?employment background check that includes prior employment verification, a criminal history check, and a pre?employment drug screen. Applicants who test positive for marijuana will be disqualified. </p>#J-18808-Ljbffr

Question	Topic	Difficulty	Ask Chance
Boarding Times Bias	Statistics	Medium	Very High
Hundreds of Hypotheses	Statistics	Medium	Very High
Random Bucketing	A/B Testing & Experimentation	Medium	Very High

Amtrak Interview Questions

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Amtrak Interview Questions

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